Which of the following shows that an energy transformation has taken place? a. matter is destroyed b. heat is produced c. matter is created d. there is no change

If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply

How many molecules are present in 3 mols of silicon dioxide (sio2)?

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement